13814215 has 8 divisors (see below), whose sum is σ = 16606368. Its totient is φ = 11031840.

The previous prime is 13814173. The next prime is 13814221. The reversal of 13814215 is 51241831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13814215 - 2¹⁵ = 13781447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13814215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150 + ... + 5380.

It is an arithmetic number, because the mean of its divisors is an integer number (2075796).

Almost surely, 2^13814215 is an apocalyptic number.

13814215 is a deficient number, since it is larger than the sum of its proper divisors (2792153).

13814215 is an equidigital number, since it uses as much as digits as its factorization.

13814215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889.

The product of its digits is 960, while the sum is 25.

The square root of 13814215 is about 3716.7479064365. The cubic root of 13814215 is about 239.9433604768.

The spelling of 13814215 in words is "thirteen million, eight hundred fourteen thousand, two hundred fifteen".